Volkswagen Polo Service & Repair Manual: Odor from the Heater and A/C Unit

Possible Concerns

  Note The A/C system is functioning correctly when the air flowing from the instrument panel vents has a temperature of 70C or lower. ...

Odor from Evaporator or Heat Exchanger?

  Fishy smell –  From leak at cooling system of engine or of A/C system heater core.   Note ...

Other materials:

Refrigerant R134a Environmental Information
Vehicle air conditioning systems make use of the vaporization and condensation process. In this case, one works with a substance which boils easily, designated as refrigerant. The refrigerant employed is tetrafluoroethane R134a, which bo ...

General Information
All components of the refrigerant circuit submitted for quality observation are always to be sealed (use original sealing caps of original part). To date, the original parts (compressor, reservoir, receiver/dryer, evaporator and co ...

Starting the engine
First read and observe the introductory information and safety warnings  The steps should only be carried out in the specified order. Step Vehicles with a manual gearbox Vehicles with an automatic gearbox 1. ...